Browsing Data Science Institute (Conference Papers) by Author "Harth, Andreas"
Now showing items 1-5 of 5
-
Building a Semantic Web Search Engine: Challenges and Solutions
Harth, Andreas; Hogan, Aidan; Umbrich, Jürgen; Decker, Stefan (2008)Current web search engines return links to documents for user-specified keywords queries. Users have to then manually trawl through lists of links and glean the required information from documents. In contrast, semantic ... -
Four Heuristics to Guide Structured Content Crawling
Umbrich, Jürgen; Harth, Andreas; Hogan, Aidan; Decker, Stefan (2008)Search engines focusing on particular media types face difficulties in discovering suitable URIs on the Web. Since the engines are only interested in a small fraction of the Web, a crawler should use heuristics to concentrate ... -
An Interactive Map of Semantic Web Ontology Usage
Kinsella, Sheila; Bojars, Uldis; Harth, Andreas; Breslin, John; Decker, Stefan (IEEE, 2008)Publishing information on the Semantic Web using common formats enables data to be linked together, integrated and reused. In order to fully leverage the potential for interlinking data by reusing existing schemas, an ... -
SAOR: Authoritative Reasoning for the Web
Hogan, Aidan; Harth, Andreas; Polleres, Axel (Springer, 2008)In this paper we discuss the challenges of performing reasoning on large scale RDF datasets from the Web. We discuss issues and practical solutions relating to reasoning over web data using a rule-based approach to ... -
YARS2: A Federated Repository for Querying Graph Structured Data from the Web
Harth, Andreas; Umbrich, Jürgen; Hogan, Aidan; Decker, Stefan (2007)We present the architecture of an end-to-end semantic search engine that uses a graph data model to enable interactive query answering over structured and interlinked data collected from many disparate sources on the Web. ...